package scalaj.http

/** scalaj.http
  Copyright 2010 Jonathan Hoffman

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
 */

import com.fasterxml.jackson.annotation.JsonInclude
import com.fasterxml.jackson.databind.{DeserializationFeature, ObjectMapper}
import com.fasterxml.jackson.module.scala.DefaultScalaModule
import java.io.StringWriter
import com.fasterxml.jackson.databind.json.JsonMapper
import com.fasterxml.jackson.module.scala.ClassTagExtensions

object Json {
  private val mapper = JsonMapper.builder()
    .addModule(DefaultScalaModule)
    .build() :: ClassTagExtensions
  mapper.registerModule(DefaultScalaModule)
  mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
  mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL)

  def parse[T](str: String)(implicit manifest: Manifest[T]) = {
    mapper.readValue[T](str)
  }

  def generate(obj: AnyRef): String = {
    val out = new StringWriter
    mapper.writeValue(out, obj)
    out.toString
  }
}